Electric comb



FIG. 1 is a perspective view of an electric comb showing my new design;

FIG. 2 is a front view showing my design;

FIG. 3 is a back view showing my design;

FIG. 4 is an enlarged left side view showing my design;

FIG. 5 is an enlarged right side view showing my design;

FIG. 6 is a top plan view showing my design; and,

FIG. 7 is a bottom plan view showing my design. 

CLAIM The ornamental design for an electric comb, as shown and described. 